package com.lagou.lesson2.service;

/**
 * 转账服务
 */
public interface TransferService {
    /**
     * 转账服务接口
     * @param fromCardNo
     * @param toCardNo
     * @param money
     * @throws Exception
     */
    public void transfer(String fromCardNo, String toCardNo, Integer money) throws Exception;
}
